Tailored Online Physical Activity Coaching for Middle-Aged and Older Adults With Cognitive and Mental Health Concerns: Single-Arm Pre-Post Intervention Study

Kathryn A Ellis   ^{1, 2, 3} , MPsych (Clin), PhD ;   Rhoda Lai   ¹ , BA (Hons) ;   Eleanor Curran   ^{1, 4} , MBBS(Hons), BMedSci (Hons), MPM ;   Jennifer Southam   ¹ , BBehavSci-Psychology(Hons), Grad Dip Health Promotion, Grad Dip Education ;   Rebecca Moorhead   ⁵ , MSW ;   Kay L Cox   ⁶ , PhD ;   Serafino G Mancuso   ¹ , PhD, MBiostat ;   Alissa Westphal   ^{1, 3} , BAppSc (OccTher)(Hons), GDip AppSc(Stats) ;   Terence W H Chong   ^{1, 3} , MBBS, MP, MBA ;   Thomas Rego   ^{1, 4} , MBBS, BMedSci, MPM ;   Victoria J Palmer   ^{7, 8} , PhD ;   Kaarin J Anstey   ^{9, 10} , PhD ;   Nicola T Lautenschlager   ^{1, 4} , MD

¹ Department of Psychiatry, The University of Melbourne, Parkville, Victoria, Australia

² Melbourne School of Psychological Sciences, The University of Melbourne, Parkville, Victoria, Australia

³ St Vincent's Hospital Melbourne, Kew, Victoria, Australia

⁴ Older Adult Mental Health Program, The Royal Melbourne Hospital, Melbourne, Victoria, Australia

⁵ Murdoch Children's Research Institute, Parkville, Victoria, Australia

⁶ Medical School, The University of Western Australia, Perth, Western Australia, Australia

⁷ The ALIVE National Centre for Mental Health Research Translation, The University of Melbourne, Parkville, Victoria, Australia

⁸ The Department of General Practice and Primary Care, The University of Melbourne, Parkville, Victoria, Australia

⁹ School of Psychology, University of New South Wales, Sydney, New South Wales, Australia

¹⁰ Neuroscience Research Australia, Randwick, New South Wales, Australia